CentOS Installation Maven,git,mysql

Installing MAVEN
1: Download maven package:
Http://mirror.bit.edu.cn/apache/maven/maven-3/3.5.0/binaries/apache-maven-3.5.0-bin.tar.gz

2, unzip the installation:
Tar vxf apache-maven-3.5.0-bin.tar.gz-c/opt/

MV Apache-maven-3.5.0-bin apache-maven-3.5.0

3, adding environment variables
maven_home=/opt/apache-maven-3.5.0
Export Maven_home
Export Path=${path}:${maven_home}/bin

And then:
Source/etc/profile

Verify:
Mvn-v

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Installing the GIT client
Quick Install yum install git

Https://git-scm.com/download/linux
Https://git-scm.com/book/zh/v1/%E8%B5%B7%E6%AD%A5-%E5%AE%89%E8%A3%85-Git

$ yum Install curl-devel Expat-devel gettext-devel \
Openssl-devel Zlib-devel

$ TAR-ZXF git-1.7.2.2.tar.gz
$ CD git-1.7.2.2
$ make prefix=/usr/local All
$ sudo make prefix=/usr/local install

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Installing Jenkins

The official website is divided into two kinds of installation: one is the Direct War package installation is very simple;

The second type is installation package installation;

War Pack installation default installation path:/root/.jenkins

The second type of installation will be described in more detail in other articles.

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Install MySQL
1. Download the MySQL repo source

$ wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm

2. Install the MYSQL-COMMUNITY-RELEASE-EL7-5.NOARCH.RPM package

$ sudo rpm-ivh mysql-community-release-el7-5.noarch.rpm

After installing this package, you will get two MySQL yum repo Source:/etc/yum.repos.d/mysql-community.repo,/etc/yum.repos.d/mysql-community-source.repo.

3. Install MySQL

$ sudo yum install Mysql-server

Follow the prompts to install, but there is no password after installation, you need to reset the password

4. Reset MySQL Password

$ mysql-u Root

This error may be reported at login: Error 2002 (HY000): Can ' t connect to local MySQL server through socket '/var/lib/mysql/mysql.sock ' (2) because/var /lib/mysql access rights issues. The following command changes the owner of the/var/lib/mysql to the current user:

$ sudo chown-r root:root/var/lib/mysql

Restart MySQL Service

$ Service Mysqld Restart

Next login to reset Password:

$ mysql-u root//Direct enter into MySQL console
mysql > Use MySQL;
MySQL > Update user set Password=password (' 123456 ') where user= ' root ';
MySQL > exit;

Import and export operations:
mysqldump-uroot-p123456 databse.table > Xxx.file
mysqlimport-uroot-p123456 Test Xddd.file

MySQL Source xxx.sql import file

CentOS Installation Maven,git,mysql